sites.php

<?php

$sites = array(
{% for drupaldomain in drupal.domains %}
  '{{ drupaldomain.domain }}' => '{{ drupaldomain.shortname|default("default") }}',
{% for alias in drupaldomain.aliases|default([]) %}
    '{{ alias }}' => '{{ drupaldomain.shortname|default("default") }}',
{% endfor %}
{% endfor %}
{% for drupaldomain in drupal.sites_extra_domain|default([]) %}
  '{{ drupaldomain.domain }}' => '{{ drupaldomain.shortname|default("default") }}',
{% for alias in drupaldomain.aliases|default([]) %}
    '{{ alias }}' => '{{ drupaldomain.shortname|default("default") }}',
{% endfor %}
{% endfor %}
//[NEXT]
);